git.oblomov.eu Git - linux-2.6/blob - drivers/staging/rt2860/rt_main_dev.c

   1 /*
   2  *************************************************************************
   3  * Ralink Tech Inc.
   4  * 5F., No.36, Taiyuan St., Jhubei City,
   5  * Hsinchu County 302,
   6  * Taiwan, R.O.C.
   7  *
   8  * (c) Copyright 2002-2007, Ralink Technology, Inc.
   9  *
  10  * This program is free software; you can redistribute it and/or modify  *
  11  * it under the terms of the GNU General Public License as published by  *
  12  * the Free Software Foundation; either version 2 of the License, or     *
  13  * (at your option) any later version.                                   *
  14  *                                                                       *
  15  * This program is distributed in the hope that it will be useful,       *
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  18  * GNU General Public License for more details.                          *
  19  *                                                                       *
  20  * You should have received a copy of the GNU General Public License     *
  21  * along with this program; if not, write to the                         *
  22  * Free Software Foundation, Inc.,                                       *
  23  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  24  *                                                                       *
  25  *************************************************************************
  26
  27     Module Name:
  28     rt_main_dev.c
  29
  30     Abstract:
  31     Create and register network interface.
  32
  33     Revision History:
  34     Who         When            What
  35     --------    ----------      ----------------------------------------------
  36         Sample          Mar/21/07               Merge RT2870 and RT2860 drivers.
  37 */
  38
  39 #include "rt_config.h"
  40
  41 #define FORTY_MHZ_INTOLERANT_INTERVAL   (60*1000) // 1 min
  42
  43 /*---------------------------------------------------------------------*/
  44 /* Private Variables Used                                              */
  45 /*---------------------------------------------------------------------*/
  46 //static RALINK_TIMER_STRUCT     PeriodicTimer;
  47
  48 char *mac = "";            // default 00:00:00:00:00:00
  49 char *hostname = "";               // default CMPC
  50 module_param (mac, charp, 0);
  51 MODULE_PARM_DESC (mac, "rt28xx: wireless mac addr");
  52
  53
  54 /*---------------------------------------------------------------------*/
  55 /* Prototypes of Functions Used                                        */
  56 /*---------------------------------------------------------------------*/
  57 #ifdef DOT11_N_SUPPORT
  58 extern BOOLEAN ba_reordering_resource_init(PRTMP_ADAPTER pAd, int num);
  59 extern void ba_reordering_resource_release(PRTMP_ADAPTER pAd);
  60 #endif // DOT11_N_SUPPORT //
  61 extern NDIS_STATUS NICLoadRateSwitchingParams(IN PRTMP_ADAPTER pAd);
  62
  63 extern void init_thread_task(PRTMP_ADAPTER pAd);
  64
  65 // public function prototype
  66 INT __devinit rt28xx_probe(IN void *_dev_p, IN void *_dev_id_p,
  67                                                         IN UINT argc, OUT PRTMP_ADAPTER *ppAd);
  68
  69 // private function prototype
  70 static int rt28xx_init(IN struct net_device *net_dev);
  71 INT rt28xx_send_packets(IN struct sk_buff *skb_p, IN struct net_device *net_dev);
  72
  73 static void CfgInitHook(PRTMP_ADAPTER pAd);
  74
  75 #ifdef CONFIG_STA_SUPPORT
  76 extern  const struct iw_handler_def rt28xx_iw_handler_def;
  77 #endif // CONFIG_STA_SUPPORT //
  78
  79 #if WIRELESS_EXT >= 12
  80 // This function will be called when query /proc
  81 struct iw_statistics *rt28xx_get_wireless_stats(
  82     IN struct net_device *net_dev);
  83 #endif
  84
  85 struct net_device_stats *RT28xx_get_ether_stats(
  86     IN  struct net_device *net_dev);
  87
  88 /*
  89 ========================================================================
  90 Routine Description:
  91     Close raxx interface.
  92
  93 Arguments:
  94         *net_dev                        the raxx interface pointer
  95
  96 Return Value:
  97     0                                   Open OK
  98         otherwise                       Open Fail
  99
 100 Note:
 101         1. if open fail, kernel will not call the close function.
 102         2. Free memory for
 103                 (1) Mlme Memory Handler:                MlmeHalt()
 104                 (2) TX & RX:                                    RTMPFreeTxRxRingMemory()
 105                 (3) BA Reordering:                              ba_reordering_resource_release()
 106 ========================================================================
 107 */
 108 int MainVirtualIF_close(IN struct net_device *net_dev)
 109 {
 110     RTMP_ADAPTER *pAd = net_dev->ml_priv;
 111
 112         // Sanity check for pAd
 113         if (pAd == NULL)
 114                 return 0; // close ok
 115
 116         netif_carrier_off(pAd->net_dev);
 117         netif_stop_queue(pAd->net_dev);
 118
 119
 120         VIRTUAL_IF_DOWN(pAd);
 121
 122         RT_MOD_DEC_USE_COUNT();
 123
 124         return 0; // close ok
 125 }
 126
 127 /*
 128 ========================================================================
 129 Routine Description:
 130     Open raxx interface.
 131
 132 Arguments:
 133         *net_dev                        the raxx interface pointer
 134
 135 Return Value:
 136     0                                   Open OK
 137         otherwise                       Open Fail
 138
 139 Note:
 140         1. if open fail, kernel will not call the close function.
 141         2. Free memory for
 142                 (1) Mlme Memory Handler:                MlmeHalt()
 143                 (2) TX & RX:                                    RTMPFreeTxRxRingMemory()
 144                 (3) BA Reordering:                              ba_reordering_resource_release()
 145 ========================================================================
 146 */
 147 int MainVirtualIF_open(IN struct net_device *net_dev)
 148 {
 149     RTMP_ADAPTER *pAd = net_dev->ml_priv;
 150
 151         // Sanity check for pAd
 152         if (pAd == NULL)
 153                 return 0; // close ok
 154
 155         if (VIRTUAL_IF_UP(pAd) != 0)
 156                 return -1;
 157
 158         // increase MODULE use count
 159         RT_MOD_INC_USE_COUNT();
 160
 161         netif_start_queue(net_dev);
 162         netif_carrier_on(net_dev);
 163         netif_wake_queue(net_dev);
 164
 165         return 0;
 166 }
 167
 168 /*
 169 ========================================================================
 170 Routine Description:
 171     Close raxx interface.
 172
 173 Arguments:
 174         *net_dev                        the raxx interface pointer
 175
 176 Return Value:
 177     0                                   Open OK
 178         otherwise                       Open Fail
 179
 180 Note:
 181         1. if open fail, kernel will not call the close function.
 182         2. Free memory for
 183                 (1) Mlme Memory Handler:                MlmeHalt()
 184                 (2) TX & RX:                                    RTMPFreeTxRxRingMemory()
 185                 (3) BA Reordering:                              ba_reordering_resource_release()
 186 ========================================================================
 187 */
 188 int rt28xx_close(IN PNET_DEV dev)
 189 {
 190         struct net_device * net_dev = (struct net_device *)dev;
 191     RTMP_ADAPTER        *pAd = net_dev->ml_priv;
 192         BOOLEAN                 Cancelled = FALSE;
 193         UINT32                  i = 0;
 194
 195
 196     DBGPRINT(RT_DEBUG_TRACE, ("===> rt28xx_close\n"));
 197
 198         // Sanity check for pAd
 199         if (pAd == NULL)
 200                 return 0; // close ok
 201
 202 #ifdef CONFIG_STA_SUPPORT
 203         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 204         {
 205                 // If dirver doesn't wake up firmware here,
 206                 // NICLoadFirmware will hang forever when interface is up again.
 207                 if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE) ||
 208                         RTMP_SET_PSFLAG(pAd, fRTMP_PS_SET_PCI_CLK_OFF_COMMAND) ||
 209                         RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_IDLE_RADIO_OFF))
 210         {
 211                     AsicForceWakeup(pAd, RTMP_HALT);
 212         }
 213
 214                 if (INFRA_ON(pAd) &&
 215                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)))
 216                 {
 217                         MLME_DISASSOC_REQ_STRUCT        DisReq;
 218                         MLME_QUEUE_ELEM *MsgElem = (MLME_QUEUE_ELEM *) kmalloc(sizeof(MLME_QUEUE_ELEM), MEM_ALLOC_FLAG);
 219
 220                         COPY_MAC_ADDR(DisReq.Addr, pAd->CommonCfg.Bssid);
 221                         DisReq.Reason =  REASON_DEAUTH_STA_LEAVING;
 222
 223                         MsgElem->Machine = ASSOC_STATE_MACHINE;
 224                         MsgElem->MsgType = MT2_MLME_DISASSOC_REQ;
 225                         MsgElem->MsgLen = sizeof(MLME_DISASSOC_REQ_STRUCT);
 226                         NdisMoveMemory(MsgElem->Msg, &DisReq, sizeof(MLME_DISASSOC_REQ_STRUCT));
 227
 228                         // Prevent to connect AP again in STAMlmePeriodicExec
 229                         pAd->MlmeAux.AutoReconnectSsidLen= 32;
 230                         NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen);
 231
 232                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_DISASSOC;
 233                         MlmeDisassocReqAction(pAd, MsgElem);
 234                         kfree(MsgElem);
 235
 236                         RTMPusecDelay(1000);
 237                 }
 238
 239
 240 #ifdef CCX_SUPPORT
 241                 RTMPCancelTimer(&pAd->StaCfg.LeapAuthTimer, &Cancelled);
 242 #endif
 243
 244                 RTMPCancelTimer(&pAd->StaCfg.StaQuickResponeForRateUpTimer, &Cancelled);
 245                 RTMPCancelTimer(&pAd->StaCfg.WpaDisassocAndBlockAssocTimer, &Cancelled);
 246
 247 #ifdef WPA_SUPPLICANT_SUPPORT
 248 #ifndef NATIVE_WPA_SUPPLICANT_SUPPORT
 249                 {
 250                         union iwreq_data    wrqu;
 251                         // send wireless event to wpa_supplicant for infroming interface down.
 252                         memset(&wrqu, 0, sizeof(wrqu));
 253                         wrqu.data.flags = RT_INTERFACE_DOWN;
 254                         wireless_send_event(pAd->net_dev, IWEVCUSTOM, &wrqu, NULL);
 255                 }
 256 #endif // NATIVE_WPA_SUPPLICANT_SUPPORT //
 257 #endif // WPA_SUPPLICANT_SUPPORT //
 258
 259                 MlmeRadioOff(pAd);
 260                 pAd->bPCIclkOff = FALSE;
 261         }
 262 #endif // CONFIG_STA_SUPPORT //
 263
 264         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
 265
 266         for (i = 0 ; i < NUM_OF_TX_RING; i++)
 267         {
 268                 while (pAd->DeQueueRunning[i] == TRUE)
 269                 {
 270                         printk("Waiting for TxQueue[%d] done..........\n", i);
 271                         RTMPusecDelay(1000);
 272                 }
 273         }
 274
 275         // Stop Mlme state machine
 276         MlmeHalt(pAd);
 277
 278         // Close kernel threads or tasklets
 279         kill_thread_task(pAd);
 280
 281
 282 #ifdef CONFIG_STA_SUPPORT
 283         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 284         {
 285                 MacTableReset(pAd);
 286         }
 287 #endif // CONFIG_STA_SUPPORT //
 288
 289
 290         MeasureReqTabExit(pAd);
 291         TpcReqTabExit(pAd);
 292
 293
 294         if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_ACTIVE))
 295         {
 296                 NICDisableInterrupt(pAd);
 297         }
 298
 299         // Disable Rx, register value supposed will remain after reset
 300         NICIssueReset(pAd);
 301
 302         // Free IRQ
 303         if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE))
 304         {
 305                 // Deregister interrupt function
 306                 RT28XX_IRQ_RELEASE(net_dev)
 307                 RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE);
 308         }
 309
 310
 311         // Free Ring or USB buffers
 312         RTMPFreeTxRxRingMemory(pAd);
 313
 314         RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
 315
 316 #ifdef DOT11_N_SUPPORT
 317         // Free BA reorder resource
 318         ba_reordering_resource_release(pAd);
 319 #endif // DOT11_N_SUPPORT //
 320
 321
 322         RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_START_UP);
 323
 324         return 0; // close ok
 325 } /* End of rt28xx_close */
 326
 327 static int rt28xx_init(IN struct net_device *net_dev)
 328 {
 329         PRTMP_ADAPTER                   pAd = (PRTMP_ADAPTER)net_dev->ml_priv;
 330         UINT                                    index;
 331         UCHAR                                   TmpPhy;
 332         NDIS_STATUS                             Status;
 333         UINT32          MacCsr0 = 0;
 334
 335
 336 #ifdef DOT11_N_SUPPORT
 337         // Allocate BA Reordering memory
 338         ba_reordering_resource_init(pAd, MAX_REORDERING_MPDU_NUM);
 339 #endif // DOT11_N_SUPPORT //
 340
 341         // Make sure MAC gets ready.
 342         index = 0;
 343         do
 344         {
 345                 RTMP_IO_READ32(pAd, MAC_CSR0, &MacCsr0);
 346                 pAd->MACVersion = MacCsr0;
 347
 348                 if ((pAd->MACVersion != 0x00) && (pAd->MACVersion != 0xFFFFFFFF))
 349                         break;
 350
 351                 RTMPusecDelay(10);
 352         } while (index++ < 100);
 353
 354         DBGPRINT(RT_DEBUG_TRACE, ("MAC_CSR0  [ Ver:Rev=0x%08x]\n", pAd->MACVersion));
 355
 356         // Disable DMA
 357         RT28XXDMADisable(pAd);
 358
 359
 360         // Load 8051 firmware
 361         Status = NICLoadFirmware(pAd);
 362         if (Status != NDIS_STATUS_SUCCESS)
 363         {
 364                 DBGPRINT_ERR(("NICLoadFirmware failed, Status[=0x%08x]\n", Status));
 365                 goto err1;
 366         }
 367
 368         NICLoadRateSwitchingParams(pAd);
 369
 370         // Disable interrupts here which is as soon as possible
 371         // This statement should never be true. We might consider to remove it later
 372         if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_ACTIVE))
 373         {
 374                 NICDisableInterrupt(pAd);
 375         }
 376
 377         Status = RTMPAllocTxRxRingMemory(pAd);
 378         if (Status != NDIS_STATUS_SUCCESS)
 379         {
 380                 DBGPRINT_ERR(("RTMPAllocDMAMemory failed, Status[=0x%08x]\n", Status));
 381                 goto err1;
 382         }
 383
 384         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE);
 385
 386         // initialize MLME
 387         //
 388
 389         Status = MlmeInit(pAd);
 390         if (Status != NDIS_STATUS_SUCCESS)
 391         {
 392                 DBGPRINT_ERR(("MlmeInit failed, Status[=0x%08x]\n", Status));
 393                 goto err2;
 394         }
 395
 396         // Initialize pAd->StaCfg, pAd->ApCfg, pAd->CommonCfg to manufacture default
 397         //
 398         UserCfgInit(pAd);
 399
 400
 401         RT28XX_TASK_THREAD_INIT(pAd, Status);
 402         if (Status != NDIS_STATUS_SUCCESS)
 403                 goto err1;
 404
 405         CfgInitHook(pAd);
 406
 407 #ifdef CONFIG_STA_SUPPORT
 408         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 409                 NdisAllocateSpinLock(&pAd->MacTabLock);
 410 #endif // CONFIG_STA_SUPPORT //
 411
 412         MeasureReqTabInit(pAd);
 413         TpcReqTabInit(pAd);
 414
 415         //
 416         // Init the hardware, we need to init asic before read registry, otherwise mac register will be reset
 417         //
 418         Status = NICInitializeAdapter(pAd, TRUE);
 419         if (Status != NDIS_STATUS_SUCCESS)
 420         {
 421                 DBGPRINT_ERR(("NICInitializeAdapter failed, Status[=0x%08x]\n", Status));
 422                 if (Status != NDIS_STATUS_SUCCESS)
 423                 goto err3;
 424         }
 425
 426         // Read parameters from Config File
 427         Status = RTMPReadParametersHook(pAd);
 428
 429         printk("1. Phy Mode = %d\n", pAd->CommonCfg.PhyMode);
 430         if (Status != NDIS_STATUS_SUCCESS)
 431         {
 432                 DBGPRINT_ERR(("NICReadRegParameters failed, Status[=0x%08x]\n",Status));
 433                 goto err4;
 434         }
 435
 436
 437
 438         //Init Ba Capability parameters.
 439 #ifdef DOT11_N_SUPPORT
 440         pAd->CommonCfg.DesiredHtPhy.MpduDensity = (UCHAR)pAd->CommonCfg.BACapability.field.MpduDensity;
 441         pAd->CommonCfg.DesiredHtPhy.AmsduEnable = (USHORT)pAd->CommonCfg.BACapability.field.AmsduEnable;
 442         pAd->CommonCfg.DesiredHtPhy.AmsduSize = (USHORT)pAd->CommonCfg.BACapability.field.AmsduSize;
 443         pAd->CommonCfg.DesiredHtPhy.MimoPs = (USHORT)pAd->CommonCfg.BACapability.field.MMPSmode;
 444         // UPdata to HT IE
 445         pAd->CommonCfg.HtCapability.HtCapInfo.MimoPs = (USHORT)pAd->CommonCfg.BACapability.field.MMPSmode;
 446         pAd->CommonCfg.HtCapability.HtCapInfo.AMsduSize = (USHORT)pAd->CommonCfg.BACapability.field.AmsduSize;
 447         pAd->CommonCfg.HtCapability.HtCapParm.MpduDensity = (UCHAR)pAd->CommonCfg.BACapability.field.MpduDensity;
 448 #endif // DOT11_N_SUPPORT //
 449
 450         printk("2. Phy Mode = %d\n", pAd->CommonCfg.PhyMode);
 451
 452         // We should read EEPROM for all cases.  rt2860b
 453         NICReadEEPROMParameters(pAd, mac);
 454
 455         printk("3. Phy Mode = %d\n", pAd->CommonCfg.PhyMode);
 456
 457         NICInitAsicFromEEPROM(pAd); //rt2860b
 458
 459         // Set PHY to appropriate mode
 460         TmpPhy = pAd->CommonCfg.PhyMode;
 461         pAd->CommonCfg.PhyMode = 0xff;
 462         RTMPSetPhyMode(pAd, TmpPhy);
 463 #ifdef DOT11_N_SUPPORT
 464         SetCommonHT(pAd);
 465 #endif // DOT11_N_SUPPORT //
 466
 467         // No valid channels.
 468         if (pAd->ChannelListNum == 0)
 469         {
 470                 printk("Wrong configuration. No valid channel found. Check \"ContryCode\" and \"ChannelGeography\" setting.\n");
 471                 goto err4;
 472         }
 473
 474 #ifdef DOT11_N_SUPPORT
 475         printk("MCS Set = %02x %02x %02x %02x %02x\n", pAd->CommonCfg.HtCapability.MCSSet[0],
 476            pAd->CommonCfg.HtCapability.MCSSet[1], pAd->CommonCfg.HtCapability.MCSSet[2],
 477            pAd->CommonCfg.HtCapability.MCSSet[3], pAd->CommonCfg.HtCapability.MCSSet[4]);
 478 #endif // DOT11_N_SUPPORT //
 479
 480 #ifdef IKANOS_VX_1X0
 481         VR_IKANOS_FP_Init(pAd->ApCfg.BssidNum, pAd->PermanentAddress);
 482 #endif // IKANOS_VX_1X0 //
 483
 484                 //
 485         // Initialize RF register to default value
 486         //
 487         AsicSwitchChannel(pAd, pAd->CommonCfg.Channel, FALSE);
 488         AsicLockChannel(pAd, pAd->CommonCfg.Channel);
 489
 490         // 8051 firmware require the signal during booting time.
 491         AsicSendCommandToMcu(pAd, 0x72, 0xFF, 0x00, 0x00);
 492
 493         if (pAd && (Status != NDIS_STATUS_SUCCESS))
 494         {
 495                 //
 496                 // Undo everything if it failed
 497                 //
 498                 if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE))
 499                 {
 500                         RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE);
 501                 }
 502         }
 503         else if (pAd)
 504         {
 505                 // Microsoft HCT require driver send a disconnect event after driver initialization.
 506                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
 507                 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_MEDIA_STATE_CHANGE);
 508                 DBGPRINT(RT_DEBUG_TRACE, ("NDIS_STATUS_MEDIA_DISCONNECT Event B!\n"));
 509
 510
 511         }// end of else
 512
 513
 514         DBGPRINT_S(Status, ("<==== RTMPInitialize, Status=%x\n", Status));
 515
 516         return TRUE;
 517
 518
 519 err4:
 520 err3:
 521         MlmeHalt(pAd);
 522 err2:
 523         RTMPFreeTxRxRingMemory(pAd);
 524 err1:
 525
 526 #ifdef DOT11_N_SUPPORT
 527         os_free_mem(pAd, pAd->mpdu_blk_pool.mem); // free BA pool
 528 #endif // DOT11_N_SUPPORT //
 529         RT28XX_IRQ_RELEASE(net_dev);
 530
 531         // shall not set ml_priv to NULL here because the ml_priv didn't been free yet.
 532         //net_dev->ml_priv = 0;
 533
 534         printk("!!! %s Initialized fail !!!\n", RT28xx_CHIP_NAME);
 535         return FALSE;
 536 } /* End of rt28xx_init */
 537
 538
 539 /*
 540 ========================================================================
 541 Routine Description:
 542     Open raxx interface.
 543
 544 Arguments:
 545         *net_dev                        the raxx interface pointer
 546
 547 Return Value:
 548     0                                   Open OK
 549         otherwise                       Open Fail
 550
 551 Note:
 552 ========================================================================
 553 */
 554 int rt28xx_open(IN PNET_DEV dev)
 555 {
 556         struct net_device * net_dev = (struct net_device *)dev;
 557         PRTMP_ADAPTER pAd = net_dev->ml_priv;
 558         int retval = 0;
 559         POS_COOKIE pObj;
 560
 561
 562         // Sanity check for pAd
 563         if (pAd == NULL)
 564         {
 565                 /* if 1st open fail, pAd will be free;
 566                    So the net_dev->ml_priv will be NULL in 2rd open */
 567                 return -1;
 568         }
 569
 570         // Init
 571         pObj = (POS_COOKIE)pAd->OS_Cookie;
 572
 573         // reset Adapter flags
 574         RTMP_CLEAR_FLAGS(pAd);
 575
 576         // Request interrupt service routine for PCI device
 577         // register the interrupt routine with the os
 578         RT28XX_IRQ_REQUEST(net_dev);
 579
 580
 581         // Init BssTab & ChannelInfo tabbles for auto channel select.
 582
 583
 584         // Chip & other init
 585         if (rt28xx_init(net_dev) == FALSE)
 586                 goto err;
 587
 588 #ifdef CONFIG_STA_SUPPORT
 589         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 590         {
 591                 NdisZeroMemory(pAd->StaCfg.dev_name, 16);
 592                 NdisMoveMemory(pAd->StaCfg.dev_name, net_dev->name, strlen(net_dev->name));
 593         }
 594 #endif // CONFIG_STA_SUPPORT //
 595
 596         // Set up the Mac address
 597         NdisMoveMemory(net_dev->dev_addr, (void *) pAd->CurrentAddress, 6);
 598
 599         // Init IRQ parameters
 600         RT28XX_IRQ_INIT(pAd);
 601
 602         // Various AP function init
 603
 604 #ifdef CONFIG_STA_SUPPORT
 605         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 606         {
 607 #ifdef WPA_SUPPLICANT_SUPPORT
 608 #ifndef NATIVE_WPA_SUPPLICANT_SUPPORT
 609                 {
 610                         union iwreq_data    wrqu;
 611                         // send wireless event to wpa_supplicant for infroming interface down.
 612                         memset(&wrqu, 0, sizeof(wrqu));
 613                         wrqu.data.flags = RT_INTERFACE_UP;
 614                         wireless_send_event(pAd->net_dev, IWEVCUSTOM, &wrqu, NULL);
 615                 }
 616 #endif // NATIVE_WPA_SUPPLICANT_SUPPORT //
 617 #endif // WPA_SUPPLICANT_SUPPORT //
 618
 619         }
 620 #endif // CONFIG_STA_SUPPORT //
 621
 622         // Enable Interrupt
 623         RT28XX_IRQ_ENABLE(pAd);
 624
 625         // Now Enable RxTx
 626         RTMPEnableRxTx(pAd);
 627         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_START_UP);
 628
 629         {
 630         UINT32 reg = 0;
 631         RTMP_IO_READ32(pAd, 0x1300, &reg);  // clear garbage interrupts
 632         printk("0x1300 = %08x\n", reg);
 633         }
 634
 635 #ifdef CONFIG_STA_SUPPORT
 636         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 637         RTMPInitPCIeLinkCtrlValue(pAd);
 638 #endif // CONFIG_STA_SUPPORT //
 639
 640         return (retval);
 641
 642 err:
 643         return (-1);
 644 } /* End of rt28xx_open */
 645
 646 static const struct net_device_ops rt2860_netdev_ops = {
 647         .ndo_open               = MainVirtualIF_open,
 648         .ndo_stop               = MainVirtualIF_close,
 649         .ndo_do_ioctl           = rt28xx_ioctl,
 650         .ndo_get_stats          = RT28xx_get_ether_stats,
 651         .ndo_validate_addr      = NULL,
 652         .ndo_set_mac_address    = eth_mac_addr,
 653         .ndo_change_mtu         = eth_change_mtu,
 654 #ifdef IKANOS_VX_1X0
 655         .ndo_start_xmit         = IKANOS_DataFramesTx,
 656 #else
 657         .ndo_start_xmit         = rt28xx_send_packets,
 658 #endif
 659 };
 660
 661 /* Must not be called for mdev and apdev */
 662 static NDIS_STATUS rt_ieee80211_if_setup(struct net_device *dev, PRTMP_ADAPTER pAd)
 663 {
 664         NDIS_STATUS Status;
 665         INT     i=0;
 666         CHAR    slot_name[IFNAMSIZ];
 667         struct net_device   *device;
 668
 669
 670         //ether_setup(dev);
 671
 672 #ifdef CONFIG_STA_SUPPORT
 673 #if WIRELESS_EXT >= 12
 674         if (pAd->OpMode == OPMODE_STA)
 675         {
 676                 dev->wireless_handlers = &rt28xx_iw_handler_def;
 677         }
 678 #endif //WIRELESS_EXT >= 12
 679 #endif // CONFIG_STA_SUPPORT //
 680
 681 #if WIRELESS_EXT < 21
 682                 dev->get_wireless_stats = rt28xx_get_wireless_stats;
 683 #endif
 684         dev->priv_flags = INT_MAIN;
 685         dev->netdev_ops = &rt2860_netdev_ops;
 686         // find available device name
 687         for (i = 0; i < 8; i++)
 688         {
 689                 sprintf(slot_name, "ra%d", i);
 690
 691                 device = dev_get_by_name(dev_net(dev), slot_name);
 692                 if (device != NULL)
 693                         dev_put(device);
 694
 695                 if (device == NULL)
 696                         break;
 697         }
 698
 699         if(i == 8)
 700         {
 701                 DBGPRINT(RT_DEBUG_ERROR, ("No available slot name\n"));
 702                 Status = NDIS_STATUS_FAILURE;
 703         }
 704         else
 705         {
 706                 sprintf(dev->name, "ra%d", i);
 707                 Status = NDIS_STATUS_SUCCESS;
 708         }
 709
 710         return Status;
 711
 712 }
 713
 714 /*
 715 ========================================================================
 716 Routine Description:
 717     Probe RT28XX chipset.
 718
 719 Arguments:
 720     _dev_p                              Point to the PCI or USB device
 721         _dev_id_p                       Point to the PCI or USB device ID
 722
 723 Return Value:
 724     0                                   Probe OK
 725         -ENODEV                         Probe Fail
 726
 727 Note:
 728 ========================================================================
 729 */
 730 INT __devinit   rt28xx_probe(
 731     IN  void *_dev_p,
 732     IN  void *_dev_id_p,
 733         IN  UINT argc,
 734         OUT PRTMP_ADAPTER *ppAd)
 735 {
 736     struct  net_device  *net_dev;
 737     PRTMP_ADAPTER       pAd = (PRTMP_ADAPTER) NULL;
 738     INT                 status;
 739         PVOID                           handle;
 740         struct pci_dev *dev_p = (struct pci_dev *)_dev_p;
 741
 742
 743 #ifdef CONFIG_STA_SUPPORT
 744     DBGPRINT(RT_DEBUG_TRACE, ("STA Driver version-%s\n", STA_DRIVER_VERSION));
 745 #endif // CONFIG_STA_SUPPORT //
 746
 747     net_dev = alloc_etherdev(sizeof(PRTMP_ADAPTER));
 748     if (net_dev == NULL)
 749     {
 750         printk("alloc_netdev failed\n");
 751
 752         goto err_out;
 753     }
 754
 755         netif_stop_queue(net_dev);
 756 #ifdef NATIVE_WPA_SUPPLICANT_SUPPORT
 757 /* for supporting Network Manager */
 758 /* Set the sysfs physical device reference for the network logical device
 759  * if set prior to registration will cause a symlink during initialization.
 760  */
 761     SET_NETDEV_DEV(net_dev, &(dev_p->dev));
 762 #endif // NATIVE_WPA_SUPPLICANT_SUPPORT //
 763
 764         // Allocate RTMP_ADAPTER miniport adapter structure
 765         handle = kmalloc(sizeof(struct os_cookie), GFP_KERNEL);
 766         RT28XX_HANDLE_DEV_ASSIGN(handle, dev_p);
 767
 768         status = RTMPAllocAdapterBlock(handle, &pAd);
 769         if (status != NDIS_STATUS_SUCCESS)
 770                 goto err_out_free_netdev;
 771
 772         net_dev->ml_priv = (PVOID)pAd;
 773     pAd->net_dev = net_dev; // must be before RT28XXNetDevInit()
 774
 775         RT28XXNetDevInit(_dev_p, net_dev, pAd);
 776
 777 #ifdef CONFIG_STA_SUPPORT
 778     pAd->StaCfg.OriDevType = net_dev->type;
 779 #endif // CONFIG_STA_SUPPORT //
 780
 781         // Post config
 782         if (RT28XXProbePostConfig(_dev_p, pAd, 0) == FALSE)
 783                 goto err_out_unmap;
 784
 785 #ifdef CONFIG_STA_SUPPORT
 786         pAd->OpMode = OPMODE_STA;
 787 #endif // CONFIG_STA_SUPPORT //
 788
 789         // sample move
 790         if (rt_ieee80211_if_setup(net_dev, pAd) != NDIS_STATUS_SUCCESS)
 791                 goto err_out_unmap;
 792
 793     // Register this device
 794     status = register_netdev(net_dev);
 795     if (status)
 796         goto err_out_unmap;
 797
 798     // Set driver data
 799         RT28XX_DRVDATA_SET(_dev_p);
 800
 801         *ppAd = pAd;
 802     return 0; // probe ok
 803
 804
 805         /* --------------------------- ERROR HANDLE --------------------------- */
 806 err_out_unmap:
 807         RTMPFreeAdapter(pAd);
 808         RT28XX_UNMAP();
 809
 810 err_out_free_netdev:
 811         free_netdev(net_dev);
 812
 813 err_out:
 814         RT28XX_PUT_DEVICE(dev_p);
 815
 816         return -ENODEV; /* probe fail */
 817 } /* End of rt28xx_probe */
 818
 819
 820 /*
 821 ========================================================================
 822 Routine Description:
 823     The entry point for Linux kernel sent packet to our driver.
 824
 825 Arguments:
 826     sk_buff *skb                the pointer refer to a sk_buffer.
 827
 828 Return Value:
 829     0
 830
 831 Note:
 832         This function is the entry point of Tx Path for Os delivery packet to
 833         our driver. You only can put OS-depened & STA/AP common handle procedures
 834         in here.
 835 ========================================================================
 836 */
 837 int rt28xx_packet_xmit(struct sk_buff *skb)
 838 {
 839         struct net_device *net_dev = skb->dev;
 840         PRTMP_ADAPTER pAd = net_dev->ml_priv;
 841         int status = 0;
 842         PNDIS_PACKET pPacket = (PNDIS_PACKET) skb;
 843
 844 #ifdef CONFIG_STA_SUPPORT
 845         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 846         {
 847                 // Drop send request since we are in monitor mode
 848                 if (MONITOR_ON(pAd))
 849                 {
 850                         RELEASE_NDIS_PACKET(pAd, pPacket, NDIS_STATUS_FAILURE);
 851                         goto done;
 852                 }
 853         }
 854 #endif // CONFIG_STA_SUPPORT //
 855
 856         // EapolStart size is 18
 857         if (skb->len < 14)
 858         {
 859                 //printk("bad packet size: %d\n", pkt->len);
 860                 hex_dump("bad packet", skb->data, skb->len);
 861                 RELEASE_NDIS_PACKET(pAd, pPacket, NDIS_STATUS_FAILURE);
 862                 goto done;
 863         }
 864
 865         RTMP_SET_PACKET_5VT(pPacket, 0);
 866 #ifdef CONFIG_5VT_ENHANCE
 867     if (*(int*)(skb->cb) == BRIDGE_TAG) {
 868                 RTMP_SET_PACKET_5VT(pPacket, 1);
 869     }
 870 #endif
 871
 872
 873
 874 #ifdef CONFIG_STA_SUPPORT
 875         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 876         {
 877
 878                 STASendPackets((NDIS_HANDLE)pAd, (PPNDIS_PACKET) &pPacket, 1);
 879         }
 880
 881 #endif // CONFIG_STA_SUPPORT //
 882
 883         status = 0;
 884 done:
 885
 886         return status;
 887 }
 888
 889
 890 /*
 891 ========================================================================
 892 Routine Description:
 893     Send a packet to WLAN.
 894
 895 Arguments:
 896     skb_p           points to our adapter
 897     dev_p           which WLAN network interface
 898
 899 Return Value:
 900     0: transmit successfully
 901     otherwise: transmit fail
 902
 903 Note:
 904 ========================================================================
 905 */
 906 INT rt28xx_send_packets(
 907         IN struct sk_buff               *skb_p,
 908         IN struct net_device    *net_dev)
 909 {
 910     RTMP_ADAPTER *pAd = net_dev->ml_priv;
 911         if (!(net_dev->flags & IFF_UP))
 912         {
 913                 RELEASE_NDIS_PACKET(pAd, (PNDIS_PACKET)skb_p, NDIS_STATUS_FAILURE);
 914                 return 0;
 915         }
 916
 917         NdisZeroMemory((PUCHAR)&skb_p->cb[CB_OFF], 15);
 918         RTMP_SET_PACKET_NET_DEVICE_MBSSID(skb_p, MAIN_MBSSID);
 919
 920         return rt28xx_packet_xmit(skb_p);
 921
 922 } /* End of MBSS_VirtualIF_PacketSend */
 923
 924
 925
 926
 927 void CfgInitHook(PRTMP_ADAPTER pAd)
 928 {
 929         pAd->bBroadComHT = TRUE;
 930 } /* End of CfgInitHook */
 931
 932
 933 #if WIRELESS_EXT >= 12
 934 // This function will be called when query /proc
 935 struct iw_statistics *rt28xx_get_wireless_stats(
 936     IN struct net_device *net_dev)
 937 {
 938         PRTMP_ADAPTER pAd = net_dev->ml_priv;
 939
 940
 941         DBGPRINT(RT_DEBUG_TRACE, ("rt28xx_get_wireless_stats --->\n"));
 942
 943         pAd->iw_stats.status = 0; // Status - device dependent for now
 944
 945         // link quality
 946         pAd->iw_stats.qual.qual = ((pAd->Mlme.ChannelQuality * 12)/10 + 10);
 947         if(pAd->iw_stats.qual.qual > 100)
 948                 pAd->iw_stats.qual.qual = 100;
 949
 950 #ifdef CONFIG_STA_SUPPORT
 951         if (pAd->OpMode == OPMODE_STA)
 952                 pAd->iw_stats.qual.level = RTMPMaxRssi(pAd, pAd->StaCfg.RssiSample.LastRssi0, pAd->StaCfg.RssiSample.LastRssi1, pAd->StaCfg.RssiSample.LastRssi2);
 953 #endif // CONFIG_STA_SUPPORT //
 954
 955         pAd->iw_stats.qual.noise = pAd->BbpWriteLatch[66]; // noise level (dBm)
 956
 957         pAd->iw_stats.qual.noise += 256 - 143;
 958         pAd->iw_stats.qual.updated = 1;     // Flags to know if updated
 959 #ifdef IW_QUAL_DBM
 960         pAd->iw_stats.qual.updated |= IW_QUAL_DBM;      // Level + Noise are dBm
 961 #endif // IW_QUAL_DBM //
 962
 963         pAd->iw_stats.discard.nwid = 0;     // Rx : Wrong nwid/essid
 964         pAd->iw_stats.miss.beacon = 0;      // Missed beacons/superframe
 965
 966         DBGPRINT(RT_DEBUG_TRACE, ("<--- rt28xx_get_wireless_stats\n"));
 967         return &pAd->iw_stats;
 968 } /* End of rt28xx_get_wireless_stats */
 969 #endif // WIRELESS_EXT //
 970
 971
 972
 973 void tbtt_tasklet(unsigned long data)
 974 {
 975 #define MAX_TX_IN_TBTT          (16)
 976
 977 }
 978
 979 INT rt28xx_ioctl(
 980         IN      struct net_device       *net_dev,
 981         IN      OUT     struct ifreq    *rq,
 982         IN      INT                                     cmd)
 983 {
 984         VIRTUAL_ADAPTER *pVirtualAd = NULL;
 985         RTMP_ADAPTER    *pAd = NULL;
 986         INT                             ret = 0;
 987
 988         if (net_dev->priv_flags == INT_MAIN)
 989         {
 990                 pAd = net_dev->ml_priv;
 991         }
 992         else
 993         {
 994                 pVirtualAd = net_dev->ml_priv;
 995                 pAd = pVirtualAd->RtmpDev->ml_priv;
 996         }
 997
 998         if (pAd == NULL)
 999         {
1000                 /* if 1st open fail, pAd will be free;
1001                    So the net_dev->ml_priv will be NULL in 2rd open */
1002                 return -ENETDOWN;
1003         }
1004
1005
1006 #ifdef CONFIG_STA_SUPPORT
1007         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
1008         {
1009                 ret = rt28xx_sta_ioctl(net_dev, rq, cmd);
1010         }
1011 #endif // CONFIG_STA_SUPPORT //
1012
1013         return ret;
1014 }
1015
1016 /*
1017     ========================================================================
1018
1019     Routine Description:
1020         return ethernet statistics counter
1021
1022     Arguments:
1023         net_dev                     Pointer to net_device
1024
1025     Return Value:
1026         net_device_stats*
1027
1028     Note:
1029
1030     ========================================================================
1031 */
1032 struct net_device_stats *RT28xx_get_ether_stats(
1033     IN  struct net_device *net_dev)
1034 {
1035     RTMP_ADAPTER *pAd = NULL;
1036
1037         if (net_dev)
1038                 pAd = net_dev->ml_priv;
1039
1040         if (pAd)
1041         {
1042
1043                 pAd->stats.rx_packets = pAd->WlanCounters.ReceivedFragmentCount.QuadPart;
1044                 pAd->stats.tx_packets = pAd->WlanCounters.TransmittedFragmentCount.QuadPart;
1045
1046                 pAd->stats.rx_bytes = pAd->RalinkCounters.ReceivedByteCount;
1047                 pAd->stats.tx_bytes = pAd->RalinkCounters.TransmittedByteCount;
1048
1049                 pAd->stats.rx_errors = pAd->Counters8023.RxErrors;
1050                 pAd->stats.tx_errors = pAd->Counters8023.TxErrors;
1051
1052                 pAd->stats.rx_dropped = 0;
1053                 pAd->stats.tx_dropped = 0;
1054
1055             pAd->stats.multicast = pAd->WlanCounters.MulticastReceivedFrameCount.QuadPart;   // multicast packets received
1056             pAd->stats.collisions = pAd->Counters8023.OneCollision + pAd->Counters8023.MoreCollisions;  // Collision packets
1057
1058             pAd->stats.rx_length_errors = 0;
1059             pAd->stats.rx_over_errors = pAd->Counters8023.RxNoBuffer;                   // receiver ring buff overflow
1060             pAd->stats.rx_crc_errors = 0;//pAd->WlanCounters.FCSErrorCount;     // recved pkt with crc error
1061             pAd->stats.rx_frame_errors = pAd->Counters8023.RcvAlignmentErrors;          // recv'd frame alignment error
1062             pAd->stats.rx_fifo_errors = pAd->Counters8023.RxNoBuffer;                   // recv'r fifo overrun
1063             pAd->stats.rx_missed_errors = 0;                                            // receiver missed packet
1064
1065             // detailed tx_errors
1066             pAd->stats.tx_aborted_errors = 0;
1067             pAd->stats.tx_carrier_errors = 0;
1068             pAd->stats.tx_fifo_errors = 0;
1069             pAd->stats.tx_heartbeat_errors = 0;
1070             pAd->stats.tx_window_errors = 0;
1071
1072             // for cslip etc
1073             pAd->stats.rx_compressed = 0;
1074             pAd->stats.tx_compressed = 0;
1075
1076                 return &pAd->stats;
1077         }
1078         else
1079         return NULL;
1080 }
1081